Fixes for hawthorn

setup.py

@@ -53,11 +53,11 @@ def package_data(pkg, roots):
         'git+https://github.com/edx/[email protected]#egg=xblock-utils==1.0.5',
     ],
     install_requires=[
-        'pycaption>=0.7.1,<1.0',  # The latest Python 2.7 compatible version
+        'pycaption>=0.7.1,<=1.0.1',  # The latest Python 2.7 compatible version
         'requests>=2.9.1,<3.0.0',
         'babelfish>=0.5.5,<0.6.0',
         'XBlock>=0.4.10,<2.0.0',
-        'xblock-utils>=1.0.2,<=1.0.5',
+        'xblock-utils>=1.0.2,<=1.1.1'
     ],
     entry_points={
         'xblock.v1': [

video_xblock/utils.py

@@ -52,7 +52,9 @@ def render_template(template_name, **context):
     Returns: django.utils.safestring.SafeText
     """
     template_dirs = [os.path.join(os.path.dirname(__file__), 'static/html')]
-    engine = Engine(dirs=template_dirs, debug=True)
+    engine = Engine.get_default()
+    engine.dirs = template_dirs
+    engine.debug = True
     html = engine.get_template(template_name)
 
     return html_parser.unescape(